Advertisements
Advertisements
Question
Classify the following into solutions, suspensions and colloids :
Soda-water, Milk, Brine, Blood, Ink, Smoke in air, Chalk water mixture, Milk of Magnesia, Shaving cream, Muddy river water.
Advertisements
Solution
Solutions – Brine
Suspensions – Chalk water mixture, milk of magnesia, Muddy river water
Colloids – Milk, blood, ink, shaving cream, smoke in air, soda water
APPEARS IN
RELATED QUESTIONS
Intermolecular force of attraction is maximum in ............ less in .......... and the least in .............
Fill in the following blank with suitable words :
The best evidence that the particles of matter are constantly moving comes from the studies of ................. and ...................
What is Brownian motion? Draw a diagram to show the movement of a particle (like a pollen grain during Brownian motion.
Choose the correct answer.
A 5 per cent sugar solution means that :
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
In what respects does a true solution differ from a colloidal solution ?
How will you test whether a given solution is a colloidal solution ?
9.72 g of potassium chloride dissolves in 30 g of water at 70°C. Calculate the solubility of potassium chloride at that temperature.
Write a method to separate a mixture of sand and potash alum.
How will you separate iron pins from sand ?
How is water purified on a large scale at water works ? Explain with the help of a labelled diagram. Name the substance which is added to kill germs in the drinking water supply ?
Explain the meaning of the term matter with special reference to the term ‘substance’.
______ is not made of matter.
Why wires cannot be drawn from materials such as stone or wood?
Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions
Solids possess very high kinetic energy.
Solids do not flow.
Examples of foam are ______.
Define the term matter.
